package demo4;
abstract class Animal {
    public String name;

    public Animal(String name) {
        this.name = name;
    }
}
//class A {
//    public void run() {
//        System.out.println("跑");
//    }
//}
interface IRunning {
    public void run();
}
interface ISwimming {
     void swim();
}

interface IFly {
    void fly();
}
class Dog extends Animal implements IRunning{
    public Dog(String name) {
        super(name);
    }

    @Override
    public void run() {
        System.out.println(name + " 正在用四条狗腿跑！");
    }
}

class Fish extends Animal implements ISwimming {
    public Fish(String name) {
        super(name);
    }

    @Override
    public void swim() {
        System.out.println(name + "正在游泳！");
    }
}

class Bird extends Animal implements IFly {
    public Bird(String name) {
        super(name);
    }

    @Override
    public void fly() {
        System.out.println(name + "正在飞!");
    }
}
class Duck extends Animal implements IRunning,IFly,ISwimming {
    public Duck(String name) {
        super(name);
    }

    @Override
    public void run() {
        System.out.println(name+"正在用两条腿跑！");
    }

    @Override
    public void swim() {
        System.out.println(name + "正在用两条腿在游泳！");
    }

    @Override
    public void fly() {
        System.out.println(name + "正在用翅膀飞！");
    }
}
class Robot implements IRunning {

    @Override
    public void run() {
        System.out.println("机器人在用机器腿跑步！");
    }
}
public class Test {
    //只要实现的IRunning接口的 都可以接受
    public static void walk(IRunning iRunning) {
        iRunning.run();
    }
    public static void swim(ISwimming iSwimming) {
        iSwimming.swim();
    }
    //一定是一个动物
    public static void func(Animal animal) {

    }

    public static void main(String[] args) {
        walk(new Dog("旺财"));
        walk(new Duck("唐老鸭"));
        walk(new Robot());
        System.out.println("==========");
        swim(new Fish("七秒"));
        swim(new Duck("唐老鸭二号"));
    }
}
